Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18348
Days in orbit
Revolutions
≈ 13.1
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.4
Latest
Satellite identification and parameters
Extended collection of information and parameters for DELTA 1 DEB.
Object identification
Identified? True
Debris? True
Object name: DELTA 1 DEB
International designator: 1975-052EA
Object number (NORAD): 21442
Object ID (CCSDS): 21442
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 109.87 minutes
Inclination: 99.4291 deg
SMA: 7598.8 km
Apoapsis: 1451.181 km
Periapsis: 990.149 km
RAAN: 167.7868 deg
Eccentricy: 0.03033584
Argument of periapsis: 188.1413 deg
Mean anomaly: 326.5377 deg
Mean motion: 13.10645571 rev/day
Mean motion (dot): 0.00005493 rev/day2
B* drag term: 0.012551286 1/REarth
Two-line elements (TLE)
Creation date: Sept. 3, 2025, 10:15 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 3, 2025, 6:19 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 21442U 75052EA 25246.26386120 .00005493 00000-0 12551-1 0 9995
TLE line 2: 2 21442 99.4291 167.7868 0303358 188.1413 326.5377 13.10645571601744
Live tracking on map
Real-time ground track for satellite DELTA 1 DEB.
Associated space launch
Experimental meteorological satellite
DELTA 1 DEB was lifted into orbit during the mission ‘Delta 2910 | Nimbus 6’, on board a Delta 2910 space rocket.
The launch took place on June 12, 1975, 8:12 a.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Delta 2910 | Nimbus 6
Agency: N/A
Status: Launch Successful
Launch date: June 12, 1975, 8:12 a.m. UTC
Rocket: Delta 2910
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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